digraph G {
	margin=0;
	rankdir=LR;

	1 [label="1"; fontcolor=blue; style=bold];
	2 [label="2"; fontcolor=blue];

	1->1 [label=<<FONT COLOR="blue">a</FONT>:boy>];
	2->2 [label=<<FONT COLOR="blue">b</FONT>:live-01>];
	1->2 [label=<<FONT COLOR="blue">c</FONT>:ARG0>];
}
